100 years
Century
A reduced price
Discount
Ready to use or get
Available
To show something publicly
Exhibit
To choose after thinking
Decide
To need something
Require
Continue for a period of time
Last
Learning by doing something directly
Hands-on
Careful study to learn new facts
Research
Completely different or facing something directly
Opposite
Not curved; in a direct line
Straight
From one side to the other
Across
